<html>

<head>
    <link rel="stylesheet" href="/static/css/bootstrap.min.css">
    <link href="/static/css/fileinput.min.css" media="all" rel="stylesheet" type="text/css" />
    <script src="/static/js/jquery-3.2.1.min.js"></script>
    <script src="/static/js/piexif.min.js" type="text/javascript"></script>
    <script src="/static/js/sortable.min.js" type="text/javascript"></script>
    <script src="/static/js/purify.min.js" type="text/javascript"></script>
    <script src="/static/js/popper.min.js"></script>
    <script src="/static/js/bootstrap.min.js" type="text/javascript"></script>
    <script src="/static/js/fileinput.min.js"></script>
    <script src="/static/js/theme.js"></script>
</head>

<body style="width:100%;height:100%;text-align:center;">
<div style="width:60%;height:30%;text-align:center;">
    <form action="#" method="post" enctype="multipart/form-data">
        <input id="file" name="file" type="file" class="file" data-msg-placeholder="选择文件">
    </form>
</div>
</body>

</html>